• 2022-06-12
    若载波vc(t)=VCMcosωCt调制信号vΩ(t)=VΩMcosΩt,则调相波的表达式为()。
    A: VPM(t)=VCMcos(ωCt+mfsinΩt)
    B: VPM(t)=VCMcos(ωCt+mpcosΩt)
    C: VPM(t)=VCM(1+mpcosΩt)cosωCt
    D: VPM(t)=kVΩMVCMcosΩtcosωCt